Now Thats What we call a Summation!

Algebra Level 4

r=1r3+(r2+1)2(r4+r2+1)(r2+r)=ab\large \sum^\infty_{r=1} \frac{r^3+(r^2+1)^2}{(r^4+r^2+1)(r^2+r)} = \frac ab

The equation above holds true for coprime positive integers aa and bb. Find a+ba+b.

×

Problem Loading...

Note Loading...

Set Loading...